there are in excess of 40 security and law enforcement agencies involved in this. ranging from the national park police to the f.b.i., u.s. marshalls and far more. capitol police, state department police, and on it goes in order to keep folks safe through this day. there will be somewhere in the neighborhood of a half million to 750,000 people here on the national mall for the president's second inaugural. the 57th for the nation overall. then this massive crowd here on the mall will shift a block and a half over to pennsylvania avenue to my right, your left, and that's where the parade will take place after the speech itself and that really is the culmination and the way in which the public can most get involved in this peaceful transfer of power. that is the inauguration of a president here in the u.s. as the crowd gets bigger, we expect it to go well past us now and back towards the george washington monument. we're halfway between the monument and the capitol. after the last inaugural for president obama, there was a lot of clean-up and landscaping that had to